Base64 Encoder/Decoder for Ruby
Free online base64 encoder/decoder with Ruby code examples
Working with base64 encoder/decoder in Ruby? Our free online base64 encoder/decoder helps Ruby developers format, validate, and process data instantly. Below you will find Ruby code examples using Base64 (built-in) so you can achieve the same result programmatically in your own projects.
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Open Base64 Encoder/DecoderRuby Code Example
require 'base64'
# Encode
encoded = Base64.strict_encode64("Hello, World!")
puts encoded # SGVsbG8sIFdvcmxkIQ==
# Decode
decoded = Base64.strict_decode64(encoded)
puts decoded # Hello, World!Quick Setup
Library: Base64 (built-in)
# Built-in module — no installation neededRuby Tips & Best Practices
- Use strict_encode64 for single-line output (no line breaks)
- encode64 adds line breaks every 60 characters (MIME format)
- urlsafe_encode64 produces URL-safe Base64